63873705

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{43}}^2\times {\mathrm{47}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 124301952

約数和(自身を除く): 60428247

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 47, 49, 105, 129, 141, 147, 215, 235, 245, 301, 329, 645, 705, 735, 903, 987, 1505, 1645, 1849, 2021, 2107, 2303, 4515, 4935, 5547, 6063, 6321, 6909, 9245, 10105, 10535, 11515, 12943, 14147, 27735, 30315, 31605, 34545, 38829, 42441, 64715, 70735, 86903, 90601, 99029, 194145, 212205, 260709, 271803, 297087, 434515, 453005, 495145, 608321, 1303545, 1359015, 1485435, 1824963, 3041605, 4258247, 9124815, 12774741, 21291235, 63873705]

約数ペア:

[(1, 63873705), (3, 21291235), (5, 12774741), (7, 9124815), (15, 4258247), (21, 3041605), (35, 1824963), (43, 1485435), (47, 1359015), (49, 1303545), (105, 608321), (129, 495145), (141, 453005), (147, 434515), (215, 297087), (235, 271803), (245, 260709), (301, 212205), (329, 194145), (645, 99029), (705, 90601), (735, 86903), (903, 70735), (987, 64715), (1505, 42441), (1645, 38829), (1849, 34545), (2021, 31605), (2107, 30315), (2303, 27735), (4515, 14147), (4935, 12943), (5547, 11515), (6063, 10535), (6321, 10105), (6909, 9245)]